O-RING (Komatsu KO42W23H0P19)

KO42W23H0P19: A damaged retaining ring can allow assembled components to separate unexpectedly during operation. This aftermarket replacement part references Komatsu catalog number KO42W23H0P19. The retaining ring functions as a mechanical fastener that seats into a groove to hold parts in axial position. If the ring loses tension or breaks, the secured component may shift or dislodge, leading to operational failure. A retaining ring is typically installed with pliers and requires correct groove depth for proper seating. The item ships at approximately 0.01 POUNDS. Verify the serial number or application, then call (562) 693-7748.

Part number variants: KO42W23H0P19, ko42w23h0p19